Thick crust and wet lava around the Azores volcanoes may trace to ancient seawater stored 400 miles down and tapped by a ...

New images of Earth's deep interior show craton erosion carving two channels hundreds of miles toward the Black Hills of ...

Deep below the Tyrrhenian Sea offshore Italy, scientists drilled into what they thought would be dark mantle rock—and found ...

Deep below Earth's surface lie two gigantic structures with mysterious origins. Now, seismologists have found new clues about their composition that could upend our understanding of the whole planet's ...

That would have enabled more of this organic carbon—and carbonate accumulating in shallow water around Columbia—to be ...

Scientists know that manganese, in its various oxide forms, plays a significant role in Earth's geochemical cycles. However, ...

A new model suggests “mantle rain” ensures we will always have a surface ocean Theo Nicitopoulos, Hakai The Earth’s oceans have risen and fallen over the millennia. But they have, on average, been ...

Forbes contributors publish independent expert analyses and insights. David Bressan is a geologist who covers curiosities about Earth. An international team of researchers investigated how Earth’s ...

The mineral olivine contains melt inclusions (black dots), just a few micrometers in size. The geochemists isolated these inclusions and investigated the isotopic composition with mass spectrometers.

Continent-size islands deep inside Earth's mantle could be more than a billion years old, a new study finds. Known as large low-seismic-velocity provinces (LLSVPs), these blobs are both hotter and ...

Gros Morne National Park might be the crown jewel of Newfoundland. From the towering cliffs of Western Brook Pond — often ...